Properties

Label 1300.1.cy.a
Level $1300$
Weight $1$
Character orbit 1300.cy
Analytic conductor $0.649$
Analytic rank $0$
Dimension $16$
Projective image $D_{60}$
CM discriminant -4
Inner twists $4$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [1300,1,Mod(123,1300)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1300, base_ring=CyclotomicField(60))
 
chi = DirichletCharacter(H, H._module([30, 33, 25]))
 
N = Newforms(chi, 1, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("1300.123");
 
S:= CuspForms(chi, 1);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 1300 = 2^{2} \cdot 5^{2} \cdot 13 \)
Weight: \( k \) \(=\) \( 1 \)
Character orbit: \([\chi]\) \(=\) 1300.cy (of order \(60\), degree \(16\), minimal)

Newform invariants

comment: select newform
 
sage: f = N[0] # Warning: the index may be different
 
gp: f = lf[1] \\ Warning: the index may be different
 
Self dual: no
Analytic conductor: \(0.648784516423\)
Analytic rank: \(0\)
Dimension: \(16\)
Coefficient field: \(\Q(\zeta_{60})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{16} + x^{14} - x^{10} - x^{8} - x^{6} + x^{2} + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2]\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Projective image: \(D_{60}\)
Projective field: Galois closure of \(\mathbb{Q}[x]/(x^{60} + \cdots)\)

$q$-expansion

comment: q-expansion
 
sage: f.q_expansion() # note that sage often uses an isomorphic number field
 
gp: mfcoefs(f, 20)
 

The \(q\)-expansion and trace form are shown below.

\(f(q)\) \(=\) \( q - \zeta_{60}^{23} q^{2} - \zeta_{60}^{16} q^{4} + \zeta_{60}^{4} q^{5} - \zeta_{60}^{9} q^{8} - \zeta_{60}^{7} q^{9} +O(q^{10}) \) Copy content Toggle raw display \( q - \zeta_{60}^{23} q^{2} - \zeta_{60}^{16} q^{4} + \zeta_{60}^{4} q^{5} - \zeta_{60}^{9} q^{8} - \zeta_{60}^{7} q^{9} - \zeta_{60}^{27} q^{10} - \zeta_{60}^{8} q^{13} - \zeta_{60}^{2} q^{16} + ( - \zeta_{60}^{17} + \zeta_{60}^{6}) q^{17} - q^{18} - \zeta_{60}^{20} q^{20} + \zeta_{60}^{8} q^{25} - \zeta_{60} q^{26} + (\zeta_{60}^{19} + \zeta_{60}^{3}) q^{29} + \zeta_{60}^{25} q^{32} + ( - \zeta_{60}^{29} - \zeta_{60}^{10}) q^{34} + \zeta_{60}^{23} q^{36} + ( - \zeta_{60}^{25} + \zeta_{60}^{9}) q^{37} - \zeta_{60}^{13} q^{40} + ( - \zeta_{60}^{28} + \zeta_{60}^{21}) q^{41} - \zeta_{60}^{11} q^{45} + \zeta_{60}^{20} q^{49} + \zeta_{60} q^{50} + \zeta_{60}^{24} q^{52} + (\zeta_{60}^{22} - \zeta_{60}^{5}) q^{53} + ( - \zeta_{60}^{26} + \zeta_{60}^{12}) q^{58} + (\zeta_{60}^{29} + \zeta_{60}^{27}) q^{61} + \zeta_{60}^{18} q^{64} - \zeta_{60}^{12} q^{65} + ( - \zeta_{60}^{22} - \zeta_{60}^{3}) q^{68} + \zeta_{60}^{16} q^{72} + ( - \zeta_{60}^{19} + \zeta_{60}^{17}) q^{73} + ( - \zeta_{60}^{18} + \zeta_{60}^{2}) q^{74} - \zeta_{60}^{6} q^{80} + \zeta_{60}^{14} q^{81} + ( - \zeta_{60}^{21} + \zeta_{60}^{14}) q^{82} + ( - \zeta_{60}^{21} + \zeta_{60}^{10}) q^{85} + (\zeta_{60}^{26} + \zeta_{60}^{5}) q^{89} - \zeta_{60}^{4} q^{90} + (\zeta_{60}^{28} - \zeta_{60}^{4}) q^{97} + \zeta_{60}^{13} q^{98} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 16 q - 2 q^{4} + 2 q^{5}+O(q^{10}) \) Copy content Toggle raw display \( 16 q - 2 q^{4} + 2 q^{5} - 2 q^{13} + 2 q^{16} + 4 q^{17} - 16 q^{18} + 8 q^{20} + 2 q^{25} - 8 q^{34} - 2 q^{41} - 8 q^{49} - 4 q^{52} - 2 q^{53} - 2 q^{58} + 4 q^{64} + 4 q^{65} + 2 q^{68} + 2 q^{72} - 6 q^{74} - 4 q^{80} - 2 q^{81} - 2 q^{82} + 8 q^{85} - 2 q^{89} - 2 q^{90}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/1300\mathbb{Z}\right)^\times\).

\(n\) \(301\) \(651\) \(677\)
\(\chi(n)\) \(-\zeta_{60}^{25}\) \(-1\) \(-\zeta_{60}^{21}\)

Embeddings

For each embedding \(\iota_m\) of the coefficient field, the values \(\iota_m(a_n)\) are shown below.

For more information on an embedded modular form you can click on its label.

comment: embeddings in the coefficient field
 
gp: mfembed(f)
 
Label   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
123.1
−0.207912 0.978148i
−0.994522 + 0.104528i
−0.743145 + 0.669131i
0.406737 0.913545i
−0.406737 + 0.913545i
0.743145 0.669131i
0.994522 0.104528i
0.207912 + 0.978148i
−0.207912 + 0.978148i
−0.743145 0.669131i
−0.994522 0.104528i
−0.406737 0.913545i
0.406737 + 0.913545i
0.994522 + 0.104528i
0.743145 + 0.669131i
0.207912 0.978148i
0.994522 0.104528i 0 0.978148 0.207912i 0.669131 0.743145i 0 0 0.951057 0.309017i −0.994522 0.104528i 0.587785 0.809017i
167.1 −0.743145 0.669131i 0 0.104528 + 0.994522i 0.913545 0.406737i 0 0 0.587785 0.809017i 0.743145 0.669131i −0.951057 0.309017i
223.1 −0.406737 + 0.913545i 0 −0.669131 0.743145i −0.978148 0.207912i 0 0 0.951057 0.309017i 0.406737 + 0.913545i 0.587785 0.809017i
267.1 −0.207912 + 0.978148i 0 −0.913545 0.406737i −0.104528 + 0.994522i 0 0 0.587785 0.809017i 0.207912 + 0.978148i −0.951057 0.309017i
383.1 0.207912 0.978148i 0 −0.913545 0.406737i −0.104528 + 0.994522i 0 0 −0.587785 + 0.809017i −0.207912 0.978148i 0.951057 + 0.309017i
427.1 0.406737 0.913545i 0 −0.669131 0.743145i −0.978148 0.207912i 0 0 −0.951057 + 0.309017i −0.406737 0.913545i −0.587785 + 0.809017i
483.1 0.743145 + 0.669131i 0 0.104528 + 0.994522i 0.913545 0.406737i 0 0 −0.587785 + 0.809017i −0.743145 + 0.669131i 0.951057 + 0.309017i
527.1 −0.994522 + 0.104528i 0 0.978148 0.207912i 0.669131 0.743145i 0 0 −0.951057 + 0.309017i 0.994522 + 0.104528i −0.587785 + 0.809017i
687.1 0.994522 + 0.104528i 0 0.978148 + 0.207912i 0.669131 + 0.743145i 0 0 0.951057 + 0.309017i −0.994522 + 0.104528i 0.587785 + 0.809017i
787.1 −0.406737 0.913545i 0 −0.669131 + 0.743145i −0.978148 + 0.207912i 0 0 0.951057 + 0.309017i 0.406737 0.913545i 0.587785 + 0.809017i
903.1 −0.743145 + 0.669131i 0 0.104528 0.994522i 0.913545 + 0.406737i 0 0 0.587785 + 0.809017i 0.743145 + 0.669131i −0.951057 + 0.309017i
947.1 0.207912 + 0.978148i 0 −0.913545 + 0.406737i −0.104528 0.994522i 0 0 −0.587785 0.809017i −0.207912 + 0.978148i 0.951057 0.309017i
1003.1 −0.207912 0.978148i 0 −0.913545 + 0.406737i −0.104528 0.994522i 0 0 0.587785 + 0.809017i 0.207912 0.978148i −0.951057 + 0.309017i
1047.1 0.743145 0.669131i 0 0.104528 0.994522i 0.913545 + 0.406737i 0 0 −0.587785 0.809017i −0.743145 0.669131i 0.951057 0.309017i
1163.1 0.406737 + 0.913545i 0 −0.669131 + 0.743145i −0.978148 + 0.207912i 0 0 −0.951057 0.309017i −0.406737 + 0.913545i −0.587785 0.809017i
1263.1 −0.994522 0.104528i 0 0.978148 + 0.207912i 0.669131 + 0.743145i 0 0 −0.951057 0.309017i 0.994522 0.104528i −0.587785 0.809017i
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 123.1
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
4.b odd 2 1 CM by \(\Q(\sqrt{-1}) \)
325.bi even 60 1 inner
1300.cy odd 60 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1300.1.cy.a yes 16
4.b odd 2 1 CM 1300.1.cy.a yes 16
13.f odd 12 1 1300.1.ct.a 16
25.f odd 20 1 1300.1.ct.a 16
52.l even 12 1 1300.1.ct.a 16
100.l even 20 1 1300.1.ct.a 16
325.bi even 60 1 inner 1300.1.cy.a yes 16
1300.cy odd 60 1 inner 1300.1.cy.a yes 16
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
1300.1.ct.a 16 13.f odd 12 1
1300.1.ct.a 16 25.f odd 20 1
1300.1.ct.a 16 52.l even 12 1
1300.1.ct.a 16 100.l even 20 1
1300.1.cy.a yes 16 1.a even 1 1 trivial
1300.1.cy.a yes 16 4.b odd 2 1 CM
1300.1.cy.a yes 16 325.bi even 60 1 inner
1300.1.cy.a yes 16 1300.cy odd 60 1 inner

Hecke kernels

This newform subspace is the entire newspace \(S_{1}^{\mathrm{new}}(1300, [\chi])\).

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{16} + T^{14} + \cdots + 1 \) Copy content Toggle raw display
$3$ \( T^{16} \) Copy content Toggle raw display
$5$ \( (T^{8} - T^{7} + T^{5} + \cdots + 1)^{2} \) Copy content Toggle raw display
$7$ \( T^{16} \) Copy content Toggle raw display
$11$ \( T^{16} \) Copy content Toggle raw display
$13$ \( (T^{8} + T^{7} - T^{5} + \cdots + 1)^{2} \) Copy content Toggle raw display
$17$ \( T^{16} - 4 T^{15} + \cdots + 1 \) Copy content Toggle raw display
$19$ \( T^{16} \) Copy content Toggle raw display
$23$ \( T^{16} \) Copy content Toggle raw display
$29$ \( T^{16} + T^{14} + \cdots + 1 \) Copy content Toggle raw display
$31$ \( T^{16} \) Copy content Toggle raw display
$37$ \( T^{16} - 8 T^{14} + \cdots + 1 \) Copy content Toggle raw display
$41$ \( T^{16} + 2 T^{15} + \cdots + 1 \) Copy content Toggle raw display
$43$ \( T^{16} \) Copy content Toggle raw display
$47$ \( T^{16} \) Copy content Toggle raw display
$53$ \( T^{16} + 2 T^{15} + \cdots + 1 \) Copy content Toggle raw display
$59$ \( T^{16} \) Copy content Toggle raw display
$61$ \( T^{16} - 3 T^{14} + \cdots + 1 \) Copy content Toggle raw display
$67$ \( T^{16} \) Copy content Toggle raw display
$71$ \( T^{16} \) Copy content Toggle raw display
$73$ \( T^{16} - 2 T^{14} + \cdots + 1 \) Copy content Toggle raw display
$79$ \( T^{16} \) Copy content Toggle raw display
$83$ \( T^{16} \) Copy content Toggle raw display
$89$ \( T^{16} + 2 T^{15} + \cdots + 1 \) Copy content Toggle raw display
$97$ \( (T^{8} + 10 T^{5} + \cdots + 25)^{2} \) Copy content Toggle raw display
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